科普專欄–薯不揀單 - 三十秒科學–溫度及BMI對啡色脂肪的影響

上一集: 三十秒科學–啡色脂肪給他的意義495Please respect copyright.ＰＥＮＡＮＡiWgn790BMU
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早前提及過啡色脂肪能夠有效地將營養轉化成熱能。495Please respect copyright.ＰＥＮＡＮＡHk4YdkadJe
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而對比葡萄糖，啡色脂肪更為傾向使用脂肪酸作為發熱的材料。495Please respect copyright.ＰＥＮＡＮＡlC01ibxgQ2
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（圖2）那麼，供應給脂肪酸的啡色脂肪從何而來呢?495Please respect copyright.ＰＥＮＡＮＡ0cXGtU2W7K
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其中一道渠道就是代謝肚腩的脂肪得來，並透過血管輸送到啡色脂肪那裡。495Please respect copyright.ＰＥＮＡＮＡTms1CUPHc8
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（圖3）對比室溫(22度)，在寒冷溫度(15度)下，啡色脂肪更能夠有效地吸取脂肪酸。495Please respect copyright.ＰＥＮＡＮＡj0YJ58vxHY
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而白色脂肪及三角肌吸取脂肪酸的效率在兩種溫度情形下均無任何顯著改變。495Please respect copyright.ＰＥＮＡＮＡMV7G3lwLuf
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對比瘦人，肥人啡色脂肪吸取脂肪酸的效率顯然較弱，但總好過聊勝與無。495Please respect copyright.ＰＥＮＡＮＡg2Lqr9n33d
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找出方法增加啡色脂肪在身上的比例，將能幫忙減低白色脂肪（肚腩）。495Please respect copyright.ＰＥＮＡＮＡQZAHRYcbjW
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Link:495Please respect copyright.ＰＥＮＡＮＡ5lEO1ZvOdN
https://www.penana.com/user/27349/%E8%96%AF%E4%BB%94%E8%81%9E%E8%8C%B1%E8%8E%89/portfolio495Please respect copyright.ＰＥＮＡＮＡXFzmMvpWwQ
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有興趣接收科學資訊的話，歡迎follow IG: potatopigtongue。495Please respect copyright.ＰＥＮＡＮＡN0WZ1Raogu
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Ref1:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7463032/495Please respect copyright.ＰＥＮＡＮＡcvfpwnX5Ls

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